75 lines
3.2 KiB
JavaScript
75 lines
3.2 KiB
JavaScript
'use strict';
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function _defaults(obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; }
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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
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function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : _defaults(subClass, superClass); }
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var OldValue = require('../old-value');
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var Value = require('../value');
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function _regexp(name) {
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return new RegExp('(^|[\\s,(])(' + name + '($|[\\s),]))', 'gi');
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}
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var Intrinsic = function (_Value) {
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_inherits(Intrinsic, _Value);
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function Intrinsic() {
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_classCallCheck(this, Intrinsic);
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return _possibleConstructorReturn(this, _Value.apply(this, arguments));
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}
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Intrinsic.prototype.regexp = function regexp() {
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if (!this.regexpCache) this.regexpCache = _regexp(this.name);
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return this.regexpCache;
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};
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Intrinsic.prototype.isStretch = function isStretch() {
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return this.name === 'stretch' || this.name === 'fill' || this.name === 'fill-available';
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};
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Intrinsic.prototype.replace = function replace(string, prefix) {
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if (prefix === '-moz-' && this.isStretch()) {
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return string.replace(this.regexp(), '$1-moz-available$3');
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} else if (prefix === '-webkit-' && this.isStretch()) {
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return string.replace(this.regexp(), '$1-webkit-fill-available$3');
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} else {
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return _Value.prototype.replace.call(this, string, prefix);
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}
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};
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Intrinsic.prototype.old = function old(prefix) {
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var prefixed = prefix + this.name;
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if (this.isStretch()) {
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if (prefix === '-moz-') {
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prefixed = '-moz-available';
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} else if (prefix === '-webkit-') {
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prefixed = '-webkit-fill-available';
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}
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}
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return new OldValue(this.name, prefixed, prefixed, _regexp(prefixed));
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};
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Intrinsic.prototype.add = function add(decl, prefix) {
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if (decl.prop.indexOf('grid') !== -1 && prefix !== '-webkit-') {
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return undefined;
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}
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return _Value.prototype.add.call(this, decl, prefix);
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};
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return Intrinsic;
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}(Value);
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Object.defineProperty(Intrinsic, 'names', {
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enumerable: true,
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writable: true,
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value: ['max-content', 'min-content', 'fit-content', 'fill', 'fill-available', 'stretch']
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});
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module.exports = Intrinsic; |